James Beeland Rogers, Jr. (born October 19, 1942) is an expatriate American investor and financial commentator based in Singapore. He was a co-founder, along with George Soros, of the Quantum Fund, and is a college professor, author, world traveler, economic commentator, and creator of the Rogers International Commodities Index (RICI).

Rogers was born in Baltimore, Maryland and raised in Demopolis, Alabama. He got his first job on Wall Street, at Dominick & Dominick, after graduating with a bachelor's degree from Yale University in 1964. Rogers then acquired a second BA degree from Balliol College, Oxford University in 1966. After Oxford, Rogers returned to the U.S. and enlisted in the army for a few years. In 1970, Rogers joined Arnhold & S. Bleichroeder, where he met George Soros. That same year, Rogers and Soros founded the Quantum Fund. During the following 10 years the portfolio gained 4200% while the S&P advanced about 47%. It was one of the first truly international funds.

In 1980, Rogers decided to "retire", and traveled on a motorcycle around the world. Since then he has been a guest professor of finance at the Columbia University Graduate School of Business.

In 1989 and 1990, Rogers was the moderator of WCBS' The Dreyfus Roundtable and FNN's The Profit Motive with Jim Rogers. From 1990 to 1992, he traveled through China again, as well as around the world, on motorcycle, over 100,000 miles (160,000 km) across six continents, which were picked up in the Guinness Book of World Records. He tells of his adventures and worldwide investments in Investment Biker.

In 1998, Rogers founded the Rogers International Commodity Index. In 2007, the index and its 3 sub-indices were linked to exchange-traded notes under the banner ELEMENTS.